Professor Ha is the Associate Dean for Teaching, International Cooperation, and Executive Training and Associate Professor of Education Policy and Management (with tenure) at the Graduate School of Education, Peking University. He specializes in the impact evaluation of education policies in China. He has published three dozen of academic articles in renowned English and Chinese journals that have won national research awards. He received his BA in Politics and Economics and MA in Economics of Education from Peking University and his Ph.D. in Public Policy from Harvard Kennedy School. Prior to joining PKU, he also served as policy specialist and senior policy specialist with UNDP and UNICEF in the US and in Africa.